Adwiteey Mauriya, Ph.D.

I am a Senior Data Science Engineer , former Physicist   creating awesome data pipeline, maintaining data quality and governance and building/training effective machine learning models on various projects. In my spare time I work on independent projects based on AI and Data science. Let's get started by  scrolling  to learn more about me.

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About Me

I apply my expertise in data science and engineering to develop and deploy innovative AI solutions in the fintech domain. With over six years of research and industry experience, I have a strong background in statistical data analysis, high-performance computing, and data analytics, as well as a PhD in Computational Plasma Physics from Instituto Superior Tecnico, Lisbon, Portugal. I am passionate about solving complex and challenging problems using data and technology, and I enjoy working with cross-functional teams to deliver value to our clients and stakeholders. I have successfully leveraged my skills in Snowflake Cloud, Apache Airflow, and Python to build scalable data pipelines, automate workflows, and generate insights from large and diverse data sets. I am also interested in exploring the applications of generative AI and machine learning in fintech and other domains.


Contact Details

Adwiteey Mauriya
5°, 6E, Largo Jorge Moutinho Albuquerque
Lisbon, 2780-255 PT
+351 927 728 594
+44 20 3286 2669
[email protected]

Experience

Liquidity Capital Inc. Abu Dhabi, UAE

Senior Data Science Engineer May 2023 - Present

  • Utilized LangChain for LLM embeddings, enabling advanced semantic processing for text-based applications.
  • Designed and built a chatbot capable of processing financial documents, allowing users to upload documents and ask relevant financial questions for immediate insights.
  • Created a comprehensive feature store for the company's financial model, aimed at predicting probability of default (PD) scores, enhancing risk assessment accuracy.
  • Engineered a decision model to differentiate active versus out-of-business companies, leveraging LinkedIn profile data for reliable business status classification.
  • Successfully deployed, evaluated, and established the company's Business Intelligence (BI) tool on Elastic Kubernetes Service (EKS). This tool is now integral to the company's leadership and data science team for strategic decision-making and data analysis.
  • Skills required: Machine learning, Natural language processing(NLP), Large Language models(LLM), Databricks, Python, Spark, Torch, Langchain

Liquidity Capital Inc. Abu Dhabi, UAE

Senior Data Engineer August 2022 - May 2023

  • Spearheaded the design and development of a machine learning and data pipeline for a bank account aggregator. This system integrates transaction data from over 50 global banks to calculate runway and burn rates for portfolio companies.
  • Established and maintained a Continuous Integration/Continuous Deployment (CI/CD) pipeline for Extract, Transform, Load (ETL) repositories, streamlining code deployment and data management processes.
  • Administered Amazon EC2 instances, ensuring optimal performance and reliability. Also actively involved in deploying and coding AWS Lambda functions for efficient serverless computing.
  • Championed the implementation of code review standards, significantly enhancing code quality and collaboration. Also contributed to the backend infrastructure design, promoting scalable and robust system architecture.
  • Tech stacks: Airflow, AWS, AWS Lambda, Step Functions, Python, SQL, Selenium, openAI, Large Language Models(LLM), Langchain.

Tripadvisor Inc. Lisbon, Portugal

Data Engineer November 2020 - July 2022

  • Maintained and monitored datasets in multiple data lakes and warehouses: GCP, Snowflake, Hadoop clusters.
  • Supported both customer data platform and enterprise data teams.
  • Optimized existing ETL processes and created new ones as required.
  • Achieved cost savings of over 10 million USD annually for the team.
  • Constructed datasets in BigQuery, Hive, and Snowflake.
  • Championed code review standards for clean, clear, and consistent business data.
  • Assisted in the onboarding of new data engineers within the team and the company.
  • Tech stacks: Python, Scala, SQL, Airflow, AWS, GCP, Snowflake, Postgres, Spark, Hive

Netjets Inc. Oeiras, Portugal

Business Data Analyst October 2019 - July 2020

  • Achieved 80% success in pilot training warehouse automation.
  • Built multiple reports for the training warehouse automation.
  • Produced 1.1 times the goal of qualified leads from the workshop.
  • Developed flight school KPI metrics from raw company data.
  • Tracked improvements in the gross margin of the company's training department.
  • Tech stacks: Python, SQL, Tableau, SSRS, Excel, Power BI.

University of Oxford, Culham Center for Fusion Energy, U.K.

Researcher August 2016 - September 2018

  • Developed numerical tools for studying complex physical phenomena in nuclear fusion reactors.
  • Utilized parallel programming in Fortran with MPI and Python.
  • Scaled tools on supercomputers equipped with both CPUs and GPUs.
  • Modeled fusion experiments using an underlying theoretical model.
  • Developed the necessary numerical tools in Python for modeling.
  • Created a Python framework to import data from fusion experiments into multiphysics codes.
  • Framework facilitates various types of physics studies.
  • Expertise required: Python, Scala, Mathematics, Statistics, Programming, Distributed computing, High performance computing, Physics

Institute for Plasma Research, Gandhinagar, India

Project Scientist June 2014 - December 2014

  • Developed an algorithm and optimized it for best time complexity (efficiency).
  • Implemented the optimized algorithm in a parallel HPC (High-Performance Computing) code.
  • Merged the new code with an existing fix boundary equilibrium code.
  • Patched the merged code into a Fortran library.
  • Integrated the Fortran library with a multiphysics code.

Soft Matter Simulation Laboratory, IISER Pune, India

Linux System Administrator September 2012 - April 2013

  • Provided technical support to a research group to resolve issues related to Linux operating systems.
  • Assisted in setting up scientific software and libraries.
  • Debugged High-Performance Computing codes.
  • Consistently coded multiple batch jobs in Bash.
  • Coded multiple batch jobs in Python.
  • Automated various tasks through coded batch jobs.

Education

Instituto Superior Técnico, Lisbon, Portugal

Ph.D. January 2015 - September 2020

Ph.D. in Technological Physics Engineering.
Thesis title: Effect of Impurities in Intrinsic Rotation of Tokamak Plasmas.

Institute for Plasma Research, Gandhinagar, India

Master Thesis June 2013 - June 2014

Master thesis in Plasma Physics.
Thesis title: Studying the tokamak equilibria using variational moment method

Indian Institute of Science Education and Research, Pune, India

BS-MS Dual degree August 2009 - June 2014

Major in Physics and minor in Mathematics.

Skills

Technical skills

Languages
  • Python
  • SQL
  • Scala
  • Fortran
  • Bash
  • c
ETL tools
  • Hadoop
  • Spark
  • Airflow
  • Kubernetes
  • HDFS
Analytics tools
  • Scikit-learn
  • Keras
  • Tensorflow
  • Tableau
Computing
  • Snowflake
  • GCP
  • AWS
  • Supercomputers
IDE, VCS
  • Git
  • SVN
  • IntellijIdea
  • Pycharm
PM
  • Sharepoint
  • Jira
  • Excel
  • Confluence

Soft Skills

  • Curious, Life long learner, Team player
  • Experienced in presenting results to expert and nonexpert audiences in formal and informal settings.
Languages
English (Fluent).
Hindi (Native).
Portuguese (A2).

Key Achievements

  • UAE Golden visa holder in Talented Pioneers Category
  • Top 4% in most difficult engineering exam in India (IIT-JEE) 2009.
  • Received competitive KVPY fellowship in 2009(for 5 years), funded by Dept. of Science and Tech and Government of India.
  • Received prestigious FCT fellowship (includes tuition fees + living expenses for 4 years) and Eurofusion research grants for participating in experiments and traveling multiple laboratories in EU.
  • Obtained All India Rank 185 in India's National Ph.D. Qualifying Exam (CSIR NET).

Research Funding

Year Organisation Project
2015-18 Fundação para a Ciência e Tecnologia, Lisbon Portugal PD/BD/105877/2014
2016 Member of JET Campaign, CCFE OxfordShire, UK C37
2017 Member of Eurofusion JET Task, CCFE, Oxfordshire, UK T17-04
2017 Member of Eurofusion Project, CCFE, Oxfordshire, UK AWP17-ENR-MFE-CEA-02
2018 Member of Eurofusion JET Task, CCFE, Oxfordshire, UK T18-03
2019 IPFN Researcher grant, Lisbon, Portugal CPAUD/5181900172
2019 Member of Eurofusion JET Task, CCFE, Oxfordshire, UK T18-08

Fellowships and Grants

Year Awardee
2009-14 KVPY Fellowship, Department of Science and Technology, India
2009 Ranked among top 4% of the three hundred thousand candidates that appeared in IIT-JEE
2012 IAS Summer Fellowship, Indian Academy of Science, Bangalore, India
2013 Junior Research Fellowship, All india rank 185, Council for Scientific and Industrial Research(CSIR), Government of India
2013-14 Master thesis grant, Institute for Plasma Research, Gandhinagar, India
2014 Project Scientist, Institute for Plasma Research, Gandhinagar, India
2015-18 Ph.D. Scholarship, Fundação para a Ciência e Tecnologia, Lisbon, Portugal
2016 Traveling grant for conference, Fundação para a Ciência e Tecnologia, Lisbon, Portugal
2016 Traveling grant for attending a workshop, Fusenet Association, Netherlands
2016 Eurofusion allowance, Eurofusion consortium, Garching, Germany
2016 Collabrator of MARCONI-Eurofusion supercomputing project, CINECA Super computing application and Innovation department, Bologana, Italy
2017 TNT project grant for travelling, Eurofusion consortium Garching, Germany
2017 Eurofusion allowance , Eurofusion consortium, Garching, Germany
2017 Traveling grant for a workshop,Debugging and optimization of Scientific application at CINECA, Italy
2018 Traveling grant for a workshop,27th Summer School on Parallel Computing, Bologna, Italy
2018 EPS Europhysics conference grant, European Physical Society, Mulhouse, France
2019 Research Scholarship grant, Instituto Superior Tecnio, Lisbon, Portugal

Internships

Indian Institute of Technology, Kanpur

with Prof. M.K. Verma May 2012 - July 2012

  • Analysed magneto-rotational instability using spring model analogy
  • Checked energy transfer in magnetohydrodynamics turbulence using TARANG 1.0.

IAS Fellowship, CMMACS-NAL, India

with Dr. T.R. Ramamohan, May 2011 - July 2011

  • Studied the Navier Stokes equation for rheological flow.
  • Formulated the desired boundary conditions for simple shear flow using first order perturbation theory.

Certifications

Certificate Issuer Skills Requirements
Responsive web design freecodecamp Web development using HTML/CSS 300 hours of coding exercises
Javascripts algorithms and Data Structures freecodecamp Javascript fundamentals and problem solving using javascript 300 hours of coding exercises
Hadoop foundations level 1 IBM Basic understanding of Hadoop ecosystem Course completion
Hadoop programming level 1 IBM Understanding programming concepts in Hadoop ecosystem but not limited to Mapreduce Course completion
Hadoop data access level 1 IBM Learned to use Hive and Hive QL Course completion
Hadoop administration level 1 IBM Learned to move data into Hadoop using Sqoop and Flume Course completion
Hadoop foundations level 2 IBM Basic understanding of Hadoop All level 1 courses
What is data science Coursera Understanding data science Course completion
Opensource tools for data science Coursera Learned opensource tools available for data science Course completion
Data Science Methodology Coursera Learned the data science methods Course completion
Python for Data Science Coursera Learned python for data science Course completion
Data Analysis with Python Coursera Learned data analysis using python Course completion
Databases and SQL for Data Science Coursera Learned SQL Course completion
Data Visualization with Python Coursera Learned to visualization tools in python Course completion
Functional Programming Principles in Scala Coursera Fundamentals of functional programming using Scala Course completion
Functional Program Design in Scala Coursera Programming project in Scala Course completion
Learn SSRS Reporting in 120 minutes Udemy SSRS reporting Course completion
Data Engineering Foundations Linkedin Data Engineering Foundations Course completion
Intermediate SQL for Data Scientists Linkedin Intermediate SQL for Data Scientists Course completion
Advanced SQL for Data Scientists Linkedin Advanced SQL for Data Scientists Course completion

Hear What My Colleagues Say

Author image Claudia Ceboleiro Strategic Initiatives PMO & Continuous Improvement Project Manager at NetJets Europe

Adwiteey have accepted to make part of a global Training Management System implementationproject I manage, as a report builder, required by project to support system functionalities. Despite his lack of business aviation knowledge, very quickly Adwiteey has adapted to our European and American work environments and Project Subject Matter Experts. Technically Adwiteey has demonstrated his enormous knowledge of Structured Query Language(SQL) and was able to develop complex queries and manipulate databases. His phenomenal analytical and reasoning skills were not limited to build reports but also to add value to the product by suggesting innovative solutions, solving problems as they arise, understanding at the same time system and business limitations and supporting the project team as required. He was a very useful piece of our puzzle we will lose now due to budget limitations. He has a very special spark and I trust he will go far by making our world a better place.

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